#define MICROPY_HW_BOARD_NAME       "APOLLO_STM32F767IG"
#define MICROPY_HW_MCU_NAME         "STM32F767"

#define MICROPY_HW_HAS_SWITCH       (1)		//按键
#define MICROPY_HW_HAS_FLASH        (1)
#define MICROPY_HW_ENABLE_RNG       (1)
#define MICROPY_HW_ENABLE_RTC       (1)
#define MICROPY_HW_ENABLE_USB       (1)
#define MICROPY_HW_ENABLE_SDCARD    (0)		//SD卡

#define MICROPY_BOARD_EARLY_INIT    STM32F767IG_board_early_init
void STM32F767IG_board_early_init(void);

// HSE is 25MHz
// VCOClock = HSE * PLLN / PLLM = 25 MHz * 432 / 25 = 432 MHz
// SYSCLK = VCOClock / PLLP = 432 MHz / 2 = 216 MHz
// USB/SDMMC/RNG Clock = VCOClock / PLLQ = 432 MHz / 9 = 48 MHz
// SYSCLK can be 216MHz
#define MICROPY_HW_CLK_PLLM (25)
#define MICROPY_HW_CLK_PLLN (432)
#define MICROPY_HW_CLK_PLLP (2)
#define MICROPY_HW_CLK_PLLQ (9)

// From the reference manual, for 2.7V to 3.6V
// 151-180 MHz => 5 wait states
// 181-210 MHz => 6 wait states
// 211-216 MHz => 7 wait states
#define MICROPY_HW_FLASH_LATENCY    FLASH_LATENCY_7 // 211-216 MHz => 7 wait states

/**********************************************************************/
// UART config
#define MICROPY_HW_UART1_TX         (pin_A9)
#define MICROPY_HW_UART1_RX         (pin_A10)
#define MICROPY_HW_UART_REPL        PYB_UART_1
#define MICROPY_HW_UART_REPL_BAUD   115200

#define MICROPY_HW_UART2_TX         (pin_A2)
#define MICROPY_HW_UART2_RX         (pin_A3)

#define MICROPY_HW_UART3_TX         (pin_B10)
#define MICROPY_HW_UART3_RX         (pin_B11)

// USB config
#define MICROPY_HW_USB_FS              (1)
// 1. The Hardware VBUS detect only works on pin PA9. 
// The STM32F7 Discovery uses PA9 for VCP_TX(uart1 TX) functionality 
//#define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_A9)

// 2. 如果ID管脚接地,则该设备为A设备,
//若ID管脚悬空,则该设备是B设备,
//其中A设备上电后是主机,B设备上电后是从机.
//即系统刚启动时,A设备是主设备,B设备是从设备.
//#define MICROPY_HW_USB_OTG_ID_PIN      (pin_A10)

// 3. USB 引脚固定
// USB D- PA11		OTG_FS_DM	minus 减；减去；零下；无
// USB D+ PA12		OTG_FS_DP	plus 加；和；外加；也

/*************************************************************************/

#if 1
// LEDs
#define MICROPY_HW_LED1             (pin_B0) // green
#define MICROPY_HW_LED2             (pin_B1) // red
#define MICROPY_HW_LED_ON(pin)      (mp_hal_pin_low(pin))
#define MICROPY_HW_LED_OFF(pin)     (mp_hal_pin_high(pin))

// USRSW is pulled low. Pressing the button makes the input go high.
// 如果宏 MICROPY_HW_HAS_SWITCH 为1，需添加按键定义，可能只能添加一个按键 -> port/stm32/usrsw.c
#define MICROPY_HW_USRSW_PIN        (pin_H3)				//key0
#define MICROPY_HW_USRSW_PULL       (GPIO_NOPULL)
#define MICROPY_HW_USRSW_EXTI_MODE  (GPIO_MODE_IT_RISING)
#define MICROPY_HW_USRSW_PRESSED    (1)

// I2C busses
#define MICROPY_HW_I2C2_SCL         (pin_H4)
#define MICROPY_HW_I2C2_SDA         (pin_H5)

// SPI WIRELESS 24L01
#define MICROPY_HW_SPI2_NSS         (pin_G12)	
#define MICROPY_HW_SPI2_SCK         (pin_B13)	
#define MICROPY_HW_SPI2_MISO        (pin_B14)	
#define MICROPY_HW_SPI2_MOSI        (pin_B15)	

// CAN busses 和 USB使用相同引脚	
//#define MICROPY_HW_CAN1_TX          (pin_A12)	//USB+
//#define MICROPY_HW_CAN1_RX          (pin_A11)	//USB-


// SD card detect switch 检测SD卡是否插入,不使用
//#define MICROPY_HW_SDCARD_DETECT_PIN        (pin_C13)
//#define MICROPY_HW_SDCARD_DETECT_PULL       (GPIO_PULLUP)
//#define MICROPY_HW_SDCARD_DETECT_PRESENT    (GPIO_PIN_RESET)	//SD存在时，引脚为低电平
#endif

#if 1
/*******************************************************************************/
// SDRAM
#define MICROPY_HW_SDRAM_SIZE  (32 * 1024 * 1024)  // 32 MB 待定。。。
#define MICROPY_HW_SDRAM_STARTUP_TEST             (1)
#define MICROPY_HEAP_START              sdram_start()
#define MICROPY_HEAP_END                sdram_end()

// Timing configuration for 108 Mhz (9.26ns) of SD clock frequency (216Mhz/2)
#define MICROPY_HW_SDRAM_TIMING_TMRD        (2)
#define MICROPY_HW_SDRAM_TIMING_TXSR        (8)
#define MICROPY_HW_SDRAM_TIMING_TRAS        (6)
#define MICROPY_HW_SDRAM_TIMING_TRC         (6)
#define MICROPY_HW_SDRAM_TIMING_TWR         (2)
#define MICROPY_HW_SDRAM_TIMING_TRP         (2)
#define MICROPY_HW_SDRAM_TIMING_TRCD        (2)
#define MICROPY_HW_SDRAM_REFRESH_RATE       (74) // ms  待定。。。

#define MICROPY_HW_SDRAM_BURST_LENGTH       1
#define MICROPY_HW_SDRAM_CAS_LATENCY        3
#define MICROPY_HW_SDRAM_COLUMN_BITS_NUM    9
#define MICROPY_HW_SDRAM_ROW_BITS_NUM       13
#define MICROPY_HW_SDRAM_MEM_BUS_WIDTH      16
#define MICROPY_HW_SDRAM_INTERN_BANKS_NUM   4
#define MICROPY_HW_SDRAM_CLOCK_PERIOD       2
#define MICROPY_HW_SDRAM_RPIPE_DELAY        1
#define MICROPY_HW_SDRAM_RBURST             (1)
#define MICROPY_HW_SDRAM_WRITE_PROTECTION   (0)
#define MICROPY_HW_SDRAM_AUTOREFRESH_NUM    (8)

#define MICROPY_HW_FMC_SDCKE0   (pin_C3)
#define MICROPY_HW_FMC_SDNE0    (pin_C2)	//更改
#define MICROPY_HW_FMC_SDCLK    (pin_G8)
#define MICROPY_HW_FMC_SDNCAS   (pin_G15)
#define MICROPY_HW_FMC_SDNRAS   (pin_F11)
#define MICROPY_HW_FMC_SDNWE    (pin_C0)	//更改
#define MICROPY_HW_FMC_BA0      (pin_G4)
#define MICROPY_HW_FMC_BA1      (pin_G5)
#define MICROPY_HW_FMC_NBL0     (pin_E0)
#define MICROPY_HW_FMC_NBL1     (pin_E1)
#define MICROPY_HW_FMC_A0       (pin_F0)
#define MICROPY_HW_FMC_A1       (pin_F1)
#define MICROPY_HW_FMC_A2       (pin_F2)
#define MICROPY_HW_FMC_A3       (pin_F3)
#define MICROPY_HW_FMC_A4       (pin_F4)
#define MICROPY_HW_FMC_A5       (pin_F5)
#define MICROPY_HW_FMC_A6       (pin_F12)
#define MICROPY_HW_FMC_A7       (pin_F13)
#define MICROPY_HW_FMC_A8       (pin_F14)
#define MICROPY_HW_FMC_A9       (pin_F15)
#define MICROPY_HW_FMC_A10      (pin_G0)
#define MICROPY_HW_FMC_A11      (pin_G1)
#define MICROPY_HW_FMC_A12      (pin_G2)	//添加
#define MICROPY_HW_FMC_D0       (pin_D14)
#define MICROPY_HW_FMC_D1       (pin_D15)
#define MICROPY_HW_FMC_D2       (pin_D0)
#define MICROPY_HW_FMC_D3       (pin_D1)
#define MICROPY_HW_FMC_D4       (pin_E7)
#define MICROPY_HW_FMC_D5       (pin_E8)
#define MICROPY_HW_FMC_D6       (pin_E9)
#define MICROPY_HW_FMC_D7       (pin_E10)
#define MICROPY_HW_FMC_D8       (pin_E11)
#define MICROPY_HW_FMC_D9       (pin_E12)
#define MICROPY_HW_FMC_D10      (pin_E13)
#define MICROPY_HW_FMC_D11      (pin_E14)
#define MICROPY_HW_FMC_D12      (pin_E15)
#define MICROPY_HW_FMC_D13      (pin_D8)
#define MICROPY_HW_FMC_D14      (pin_D9)
#define MICROPY_HW_FMC_D15      (pin_D10)

#endif
/***********************************************************************/
#if 1
// 正点原子F7开发板LAN8720的复位引脚连接到PCF8574扩展IO芯片上
// 不能工作，待修改。。。
// Ethernet via RMII
#define MICROPY_HW_ETH_MDC          (pin_C1)
#define MICROPY_HW_ETH_MDIO         (pin_A2)
#define MICROPY_HW_ETH_RMII_REF_CLK (pin_A1)
#define MICROPY_HW_ETH_RMII_CRS_DV  (pin_A7)
#define MICROPY_HW_ETH_RMII_RXD0    (pin_C4)
#define MICROPY_HW_ETH_RMII_RXD1    (pin_C5)
//#define MICROPY_HW_ETH_RMII_RXER    (pin_G2)	//悬空
#define MICROPY_HW_ETH_RMII_TX_EN   (pin_B11)
#define MICROPY_HW_ETH_RMII_TXD0    (pin_G13)
#define MICROPY_HW_ETH_RMII_TXD1    (pin_G14)

#endif

